rbrecruiter/app/Http/Controllers/Auth/RegisterController.php

<?php

namespace App\Http\Controllers\Auth;

use App\Http\Controllers\Controller;
use App\Profile;
use App\Providers\RouteServiceProvider;
use App\User;
use Illuminate\Foundation\Auth\RegistersUsers;
use Illuminate\Support\Facades\Hash;
use Illuminate\Support\Facades\Validator;
use function GuzzleHttp\Psr7\str;

class RegisterController extends Controller
{
    /*
    |--------------------------------------------------------------------------
    | Register Controller
    |--------------------------------------------------------------------------
    |
    | This controller handles the registration of new users as well as their
    | validation and creation. By default this controller uses a trait to
    | provide this functionality without requiring any additional code.
    |
    */

    use RegistersUsers;

    /**
     * Where to redirect users after registration.
     *
     * @var string
     */
    protected $redirectTo = '/dashboard';

    /**
     * Create a new controller instance.
     *
     * @return void
     */
    public function __construct()
    {
        $this->middleware('guest');
    }

    public function showRegistrationForm()
    {
        $users = User::where('originalIP', \request()->ip())->get();

        foreach($users as $user)
        {
            if ($user && $user->isBanned())
            {
                abort(403, 'You do not have permission to access this page.');
            }
        }

        return view('auth.register');
    }

    /**
     * Get a validator for an incoming registration request.
     *
     * @param  array  $data
     * @return \Illuminate\Contracts\Validation\Validator
     */
    protected function validator(array $data)
    {
        return Validator::make($data, [
            'uuid' => ['required', 'string', 'unique:users', 'min:32', 'max:32'],
            'name' => ['required', 'string', 'max:255'],
            'email' => ['required', 'string', 'email', 'max:255', 'unique:users'],
            'password' => ['required', 'string', 'min:8', 'confirmed'],
        ], [
            'uuid.required' => 'Please enter a valid (and Premium) Minecraft username! We do not support cracked users.'
        ]);
    }

    /**
     * Create a new user instance after a valid registration.
     *
     * @param  array  $data
     * @return \App\User
     */
    protected function create(array $data)
    {

        $user = User::create([
            'uuid' => $data['uuid'],
            'name' => $data['name'],
            'email' => $data['email'],
            'password' => Hash::make($data['password']),
            'originalIP' => request()->ip()
        ]);

        // It's not the registration controller's concern to create a profile for the user,
        // so this code has been moved to it's respective observer, following the separation of concerns pattern.

        $user->assignRole('user');
        return $user;
    }
}